<template>
  <view class="cart-container" v-if="cart.length!==0">
    <!-- 地址 -->
    <my-adress></my-adress>
     <!-- 购物车标题 -->
    <view class="cart-title">
      <uni-icons type="shop" size="18"></uni-icons>
      <text class="cart-title-text">购物车</text>
    </view>
    <!-- 购物车商品 -->
    <uni-swipe-action>
      <block v-for="(item,i) in cart" :key="i">
        <uni-swipe-action-item :right-options="options" @click="swipeActionClickHandler(item)">
          <my-goods :item="item" :showRadio="true" @radio-change="radioChangeHandle" :showNum="true" @num-change="numberChangeHandle"></my-goods>
        </uni-swipe-action-item>
      </block>  
    </uni-swipe-action>
    <!-- 结算 -->
    <my-settle></my-settle>  
  </view>
  <view class="empty-cart" v-else>
    <image src="../../static/cart_empty@2x.png" class="empty-img"></image>
    <text class="tip-text">空空如也~</text>
  </view>
</template>

<script>
  import {mapState} from 'vuex'
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    mixins:[badgeMix],
    data() {
      return {
        options:[
                {
                    text: '删除',
                    style: {
                        backgroundColor: '#C00000'
                    }
                }
              ]
      };
    },
    computed:{
      ...mapState('m_cart',['cart'])
    },
    methods:{
      radioChangeHandle(e){
        this.$store.commit('m_cart/updateGoodsState',e)
      },
      numberChangeHandle(e){
        this.$store.commit('m_cart/updateGoodsCount',e)
      },
      swipeActionClickHandler(item){
        this.$store.commit('m_cart/removeGoodsById',item)
      }
    }
    
  }
</script>

<style lang="scss">
  .cart-container{
    padding-bottom: 50px;
  }
  .cart-title{
    display: flex;
    align-items: center;
    height: 40px;
    padding-left: 5px;
    font-size: 14px;    
    border-bottom: 1px solid #efefef;
    .cart-title-text{
      margin-left: 10px;
    }
  }
  .empty-cart{
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 150px;
    .empty-img{
      width: 90px;
      height: 90px;
    }
    .tip-text{
      font-size: 12px;
      color: gray;
      margin-top: 15px;
    }
  }
</style>
